Home / 198,255.95-273,585.84-107,609.97

Finding the Fourth Proportional to 198,255.95, 273,585.84 and 107,609.97

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Solution

The fourth proportional to 198,255.95, 273,585.84 and 107,609.97 is: 148,497.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,255.95 : 273,585.84 = 107,609.97 : x
  2. Step 2: Convert to fraction form
    198,255.95/273,585.84 = 107,609.97/x
  3. Step 3: Cross multiply
    198,255.95x = 273,585.84 × 107,609.97
  4. Step 4: Simplify right side
    198,255.95x = 29,440,564,034.82
  5. Step 5: Solve for x
    x = 29,440,564,034.82/198,255.95
  6. Step 6: Final answer
    x = 148,497.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.